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Metric Size Standard Miniature Ball Bearings SMR83zz

Metric Size Standard Miniature Ball Bearings SMR83zz

The SMR83zz is a compact miniature ball bearing with a 3mm bore and 8mm outer diameter, crafted entirely from stainless steel for durability. Its shielded design keeps out dust while allowing smooth rotation at speeds up to 54,000 RPM.

With a dynamic radial load capacity of 68 lbf, this single-row bearing handles light to moderate loads efficiently. The ABEC1 tolerance ensures reliable performance for everyday applications.

Its small 3mm width makes it ideal for tight spaces in devices like small motors or precision instruments. The stainless steel construction resists corrosion, suitable for temperatures from -30°C to 110°C.

Weighing just 0.67g, it’s perfect for lightweight mechanisms requiring smooth motion. Compliant with RoHS and REACH standards, it’s a safe choice for various industries.

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Product Parameters

  • Part Number SMR83zz
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 3 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 8 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 3 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 7
  • Ball Dia 1.2000 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Seal Type Shielded
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Shield Material 300 Series Stainless Steel
  • Dynamic Radial Load 68 lbf
  • Static Radial Load 23 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 54000 rpm
  • Weight 0.67 g
  • Price（$） 1.242
Metric Size Standard Miniature Ball Bearings SMR83zz dimension drawing
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Features

How Does SMR83zz Bearing Reduce Friction?

SMR83zz Bearing features stainless steel construction, ensuring smooth operation with minimal friction.
Its shielded design protects against contaminants while maintaining low resistance during rotation.

The ABEC1 tolerance class guarantees consistent performance, ideal for precision applications.
With a dynamic radial load capacity of 68 lbf, it balances durability and efficiency.

SMR83zz Bearing’s compact 3 mm×8 mm×3 mm size makes it suitable for miniature devices.
Its stainless steel cage and balls further enhance longevity and reduce wear.

Application

Common Applications of SMR83zz Bearing
SMR83zz Bearing is widely used in small electric motors, such as those found in cooling fans or miniature pumps, thanks to its compact 3mm bore and shielded design. The stainless steel construction ensures it handles light loads smoothly while resisting corrosion.

In automation systems, SMR83zz Bearing fits neatly into robotic joints or linear guides, where its ABEC1 tolerance provides reliable precision. Its low-profile 3mm width makes it ideal for space-constrained applications.

For hobbyist projects like model trains or drones, SMR83zz Bearing offers quiet operation and durability. The shielded seals help keep out dust without adding noticeable friction during high-speed rotation.

Medical devices like dental tools often incorporate SMR83zz Bearing due to its hygienic stainless steel materials. The small size allows integration into delicate mechanisms without compromising sterility requirements.

In office equipment, SMR83zz Bearing ensures smooth paper feed mechanisms in printers or scanners. Its 54,000 rpm rating handles repetitive movements efficiently while maintaining consistent performance over time.

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